Exemption of lattice collapse in Ni–MnO<sub>2</sub> birnessite regulated by the structural water mobility
Xiaoqiang Shan, Ranga Teja Pidathala, SaeWon Kim, Wenqian Xu, Milinda Abeykoon, Gihan Kwon, Daniel Olds, Badri Narayanan, Xiaowei Teng
Abstract
The lattice collapse occurs in MnO 2 birnessite at high voltage due to the structural water motion, which is exempted in Ni-doped MnO 2 due to a significant decrease in electrostatic repulsion between lattice oxygens.
Topics & Concepts
BirnessiteLattice (music)Condensed matter physicsMaterials sciencePhysicsManganeseMetallurgyAcousticsManganese oxideAdvancements in Battery MaterialsSupercapacitor Materials and FabricationDielectric properties of ceramics